WO2016161741A1 - 柔性面板、显示装置及穿戴设备 - Google Patents

柔性面板、显示装置及穿戴设备 Download PDF

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Publication number
WO2016161741A1
WO2016161741A1 PCT/CN2015/087590 CN2015087590W WO2016161741A1 WO 2016161741 A1 WO2016161741 A1 WO 2016161741A1 CN 2015087590 W CN2015087590 W CN 2015087590W WO 2016161741 A1 WO2016161741 A1 WO 2016161741A1
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WIPO (PCT)
Prior art keywords
flexible panel
creases
crease
sub
display units
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Application number
PCT/CN2015/087590
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English (en)
French (fr)
Inventor
宋松
永山和由
Original Assignee
京东方科技集团股份有限公司
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Priority to US14/913,257 priority Critical patent/US9778689B2/en
Publication of WO2016161741A1 publication Critical patent/WO2016161741A1/zh

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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/1613Constructional details or arrangements for portable computers
    • G06F1/163Wearable computers, e.g. on a belt
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/301Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G9/00Visual time or date indication means
    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G9/00Visual time or date indication means
    • G04G9/0064Visual time or date indication means in which functions not related to time can be displayed
    • G04G9/007Visual time or date indication means in which functions not related to time can be displayed combined with a calculator or computing means
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/1613Constructional details or arrangements for portable computers
    • G06F1/1633Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637Details related to the display arrangement, including those related to the mounting of the display in the housing
    • G06F1/1641Details related to the display arrangement, including those related to the mounting of the display in the housing the display being formed by a plurality of foldable display components
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/1613Constructional details or arrangements for portable computers
    • G06F1/1633Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637Details related to the display arrangement, including those related to the mounting of the display in the housing
    • G06F1/1652Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F21/00Mobile visual advertising
    • G09F21/02Mobile visual advertising by a carrier person or animal
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements

Definitions

  • the present invention relates to the field of display, and in particular, to a flexible panel, a display device, and a wearable device.
  • wearable devices have become popular among users because of their characteristics of being easy to wear and convenient for users to use at any time.
  • electronic devices such as glasses, hats, watches, etc.
  • Smart watches are more common wearables.
  • Intelligent device through which users can view and record real-time data such as time, exercise, sleep, etc. in daily life, and synchronize these data with other electronic devices, greatly improving the quality of people's lives.
  • the screen size of current smart watches is usually small, which causes a problem that the user does not experience high when viewing the screen information.
  • the technical problem to be solved by the present invention is to provide a wearable device having a large screen and being portable.
  • a technical solution of an embodiment of the present invention provides a flexible panel including a first crease extending in a first direction, a second crease extending in a second direction and intersecting the first crease And a plurality of display units divided by the first crease and the second crease, the plurality of display units being folded and/or unfolded by the first crease and the second crease.
  • the flexible panel may include a plurality of the first creases, each of the first creases including a plurality of first sub-creases divided by the second creases, in the same first crease
  • the foldable directions of the first sub-creases are the same, and the foldable directions of the adjacent two first folds are opposite, and each of the second folds includes a second sub-crease divided by the plurality of first folds.
  • the foldable directions of the adjacent two second sub-creases in the same second crease are opposite.
  • the flexible panel may include a plurality of the second creases, and in the adjacent two second creases, the foldable directions of the two second sub-creases aligned in the first direction are opposite to each other.
  • each of the first sub-creases and each of the second sub-creases are linear a structure, each of the second sub-creases is parallel to the second direction, each of the first sub-creases is inclined with respect to the first direction and has the same inclination angle, and any adjacent two first sub-creases in the first direction The oblique directions are opposite, and the inclination directions of any two adjacent first sub-creases in the second direction are the same.
  • the flexible panel may include a plurality of spaced apart gate circuit regions, each gate circuit region corresponding to a row of display units in the second direction.
  • the flexible panel may further include a bracket structure for supporting the plurality of display units when the plurality of display units are deployed to maintain an unfolded state of the plurality of display units.
  • the flexible panel has a rectangular shape after being unfolded
  • the bracket structure includes a retractable bracket disposed at two opposite display units after the flexible panel is unfolded, by using the two display units
  • the retractable brackets are connected to each other after stretching to maintain the unfolded state of the plurality of display units.
  • Another embodiment of the present invention also provides a display device comprising the flexible panel of any of the above embodiments.
  • a further embodiment of the present invention also provides a wearable device comprising the above display device and a wearable component for securing the display device to a human body.
  • the wearing part is a watch band.
  • the flexible panel provided by the embodiment of the invention can be folded and unfolded by folds, and when the user uses the plurality of display units, the display unit can be fully deployed by the folds, thereby increasing the use area of the screen and improving
  • the user experience, when not in use, allows the display units to overlap each other by creases, changing the shape of the panel, thereby facilitating carrying.
  • FIG. 1 is a schematic view of a flexible panel provided by an embodiment of the present invention.
  • Figure 2 is a schematic view of the flexible panel shown in Figure 1 when folded;
  • FIG. 3 is a schematic view of a flexible panel according to another embodiment of the present invention.
  • FIG. 4 is a schematic view of a flexible panel according to another embodiment of the present invention.
  • Figure 5 is a schematic view of the support structure in the flexible panel shown in Figure 4 after stretching;
  • FIG. 6 is a schematic view of a flexible panel according to still another embodiment of the present invention.
  • FIG. 7 is a schematic view showing a deployment process of a flexible panel according to still another embodiment of the present invention.
  • FIG. 9 is a schematic diagram of a wearable device according to another embodiment of the present invention.
  • FIG. 10 is a schematic view of the flexible panel of the wearing device shown in FIG. 9 after being unfolded.
  • FIG. 10 is a schematic view of the flexible panel of the wearing device shown in FIG. 9 after being unfolded.
  • Embodiments of the present invention provide a flexible panel including a first crease extending in a first direction, a second crease extending in a second direction and intersecting the first crease, and a plurality of display units divided by the first crease and the second crease, the plurality of display units being folded and/or unfolded by the first crease and the second crease.
  • FIG. 1 is a schematic diagram of a flexible panel according to an embodiment of the present invention
  • the flexible panel includes a first crease extending in a first direction, a second direction extending in a second direction, and a first crease 2 a second crease 3 disposed in a crosswise manner, wherein the first direction and the second direction may be substantially perpendicular to each other, for example, the first direction may be a longitudinal direction, and the second direction is a lateral direction, by the first crease 2 and the second fold
  • the mark 3 divides the flexible panel into four display units 1, which can be folded and/or unfolded by the first fold 2 and the second fold 3;
  • the number of the first crease 2 and the second crease 3 is one, wherein the first crease 2 is divided by the second crease 3 into two first sub-folds. a first sub-crease 21 between two display units between the upper left and upper right, respectively, and a first sub-crease 22 between two display units at the lower left and the lower right, respectively, wherein the two first The foldable direction of the sub-creases can be folded outward (from the user to the screen); likewise, the second fold 3 is also divided by the first fold 2 into two second sub-creases, respectively upper left a second sub-crease 31 between the second sub-crease 31 between the lower left display unit and the upper right and lower right display units, wherein the second sub-crease 31 has a foldable direction In order to be foldable to the outside, the foldable direction of the second sub-fold 32 is foldable inward (from the screen to the user);
  • the structure thereof is as shown in FIG. 2, so that the four display units are overlapped, thereby making the display device to which such a flexible panel is applied easy to carry.
  • the flexible panel provided by the embodiment of the present invention, wherein the display unit can be folded and unfolded by the folds (including the first fold and the second fold), and when the user uses it, the plurality of them can be
  • the display unit is completely unfolded by the crease, thereby increasing the use area of the screen and improving the user experience.
  • the display unit can be overlapped by the creases to change the shape of the panel, thereby facilitating carrying.
  • each display unit can be folded by rotating around a peripheral crease, wherein the first crease and the second crease can be linearly designed as shown in FIG. , other design methods can also be adopted according to specific conditions;
  • the pixel density at the crease position may be different from the pixel density in the display unit, wherein the routing manner may adopt a double-layer trace or a crank trace (ie, a bend) Line or zigzag line) and other methods.
  • the gate circuit of the flexible panel may be placed in a region other than the crease in order to reduce or avoid damage to the gate circuitry in the panel.
  • a plurality of spaced gate circuit regions may be disposed in the flexible panel, and each gate circuit region is provided with a GOA unit, thereby implementing segmentation setting of the GOA unit in the flexible display panel, as shown in FIG. 3
  • the flexible circuit board 5 is disposed at the upper left corner of the flexible panel, and a gate circuit region 4 is disposed on the left side of each row of the display unit in the second direction to drive the display unit of the row, thereby reducing or avoiding The crease area is damaged by the gate circuit during folding.
  • the flexible circuit board 5 is electrically connected to the flexible panel to provide data and clock signals to the flexible panel.
  • the crease may be made of an elastic material so that a plurality of display panels can be automatically folded without being applied with an external force, and when the user uses, An external force is applied to it to change it to an expanded state.
  • the flexible panel in order to enable the flexible panel to maintain the unfolded state during use, the flexible panel further includes a bracket structure for supporting the display unit when the plurality of display units in the flexible panel are deployed, The expanded state of the display unit therein is maintained.
  • a retractable bracket may be disposed in two diagonally displayed display units after the flexible panel is unfolded, and the retractable brackets of the two display units are stretched after the flexible panel is fully deployed. The latter are connected to each other so that the expanded state of the plurality of display units in the flexible panel can be maintained.
  • the expanded panel may have a rectangular shape
  • the display unit in the upper left corner is provided with a retractable bracket 61
  • the display unit in the lower right corner is provided with a telescopic bracket 62
  • each telescopic bracket includes a longitudinal portion.
  • the longitudinal portion and the lateral portion of each of the retractable brackets can be first stretched and The lateral portion of the retractable bracket 61 is fixedly coupled to the longitudinal portion of the retractable bracket 62, and the longitudinal portion of the retractable bracket 61 is fixedly coupled to the lateral portion of the retractable space 62, thereby forming a bracket frame structure at the periphery of the flexible panel, through which the bracket is formed
  • the frame structure can maintain the unfolded state of the flexible panel.
  • the connection between the two retractable brackets may be set by using a slot.
  • one of the retractable brackets may be provided with a slot. When the bracket is stretched, another bracket is inserted therein to complete the connection.
  • connection between the above-mentioned telescopic bracket 61 and the telescopic bracket 62 is first released, and then the longitudinal portion and the lateral portion of each telescopic bracket are contracted to reduce the length thereof, and the display unit is in the crease elastic force.
  • the folding can be done automatically.
  • the number of the first crease and the second crease may be one as shown in FIG. 1, or may be multiple, when the first crease is When there are a plurality of second creases, the number of divided display units also increases;
  • each of the first creases includes a plurality of first sub-creases divided by the second creases, and the same first crease
  • the first sub-creases have the same foldable direction
  • the adjacent two first folds have opposite foldable directions
  • each of the second folds includes a second child fold separated by a plurality of first folds.
  • the foldable directions of adjacent two second sub-creases in the same second crease are opposite;
  • the flexible panel further includes a plurality of the second creases, in order to enable the plurality of display units in the flexible panel to overlap each other after folding, in the adjacent two second creases, the first direction is opposite
  • the collapsible directions of the two second sub-creases are opposite to each other.
  • the flexible panel when the number of display units in the flexible panel is large, in order to facilitate the deployment of the panel, the flexible panel may adopt a three-ply folding design.
  • the flexible panel includes six first creases 2 extending in a first direction and four second creases 3 extending in a second direction, wherein the first direction and the second direction
  • the directions are perpendicular to each other, for example, the first direction may be a longitudinal direction, and the second direction is a lateral direction, and the flexible panel is divided into 35 display units 1 by 6 first creases 2 and 4 second creases 3, wherein For each first crease 2, 4 second creases divide it into 5 first sub-creases 21, and the foldable direction of the first sub-fold creases 21 in the same first crease is the same.
  • the foldable direction of the two first creases is opposite.
  • the foldable direction of the first crease from the left to the right is foldable outward
  • the foldable direction of the first crease of the second strip is The inside folds
  • the foldable direction of the third first fold is foldable to the outside.
  • each of the first sub-creases has a linear structure, and each of the first sub-creases has a relative One direction can be inclined and the inclination angle is the same, and the inclination direction of any two adjacent first sub-creases in the first direction is opposite, and the inclination direction of any two adjacent first sub-creases in the second direction the same;
  • first creases 2 divide it into 7 second sub-creases 31, and the foldable directions of two adjacent second creases in the same second crease
  • the foldable directions of the two second sub-creases aligned in the first direction are opposite to each other; for example, for the first crease from top to bottom
  • the foldable direction of the seven second sub-creases is from left to right: foldable to the outside, foldable to the inside, foldable to the outside, foldable to the inside, foldable to the outside, foldable to the inside
  • foldable to the outside foldable to the inside
  • foldable to the outside foldable to the inside
  • each of the second sub-creases has a linear structure, and each of the second sub-creases is parallel to the second direction;
  • the above-mentioned crease area can also be made of an elastic material.
  • the plurality of display units can be automatically folded under the elastic force of the crease.
  • the shape of the flexible panel is changed to make it portable, and when the user uses it, as shown in FIG. 7, the flexible panel is rapidly deployed under the action of an external force.
  • the flexible panel includes the display unit A1 ⁇ A18 and display units B1 to B17, wherein the display units A1 to A18 may be disposed on the lower flexible substrate, and the display units B1 to B17 may be disposed on the upper flexible substrate.
  • the display units A1 to A18 and the display units B1 to B17 are respectively formed on two different PI films (polyimide films), and then the two layers of the PI film are bonded to form the flexible panel.
  • A is the lower layer.
  • pixels are formed in the A film corresponding to the positions of the display cells A1 to A18, and the display unit on the display is connected by a metal material, and the position of the display unit B1 to B17 is formed in the B film.
  • Pixel and adopt The transparent conductive material (ITO) is used to make the wires to connect the display units thereon, and then the A film and the B film are seamlessly spliced, so that the damage of the pixel structure in the display unit can be reduced by bending.
  • ITO transparent conductive material
  • the gate circuit of the flexible panel may be placed in a region other than the crease.
  • a plurality of spaced-apart gate circuit regions may be disposed in the flexible panel, each gate circuit region being provided with a GOA unit, thereby implementing segmentation setting of the GOA unit in the flexible display panel, for example, if in FIG.
  • the flexible panel is unfolded from the lower right to the upper left, and the flexible circuit board 5 can be bound to the lower right end to give a data signal (data) and a GOA clock signal (clock), and display in each line in the second direction.
  • a gate circuit region 4 is provided on the right side of the unit to drive the display unit of the row, so that damage to the GOA unit during the folding process of the fold region can be alleviated or avoided.
  • Embodiments of the present invention also provide a display device including the above flexible panel.
  • the display device provided by the embodiment of the present invention may be any product or component having a display function such as a notebook computer display screen, a liquid crystal display, a liquid crystal television, a digital photo frame, a mobile phone, a tablet computer, or the like.
  • FIG. 9 is a schematic diagram of a wearable device according to an embodiment of the present invention.
  • the wearable device includes the flexible panel and the wearing component 7 (such as a watchband).
  • the wearing part 7 fixes the flexible panel to the human body, thereby realizing the portability of the flexible panel.
  • a chassis can be provided on the wearing part 7 to accommodate a printed circuit board (PCB) and a battery, the flexible panel is connected to the printed circuit board through the flexible circuit board, and the retractable bracket is disposed in the two diagonally displayed display units.
  • PCB printed circuit board
  • the flexible panel is connected to the printed circuit board through the flexible circuit board
  • the retractable bracket is disposed in the two diagonally displayed display units.
  • 61 and 62 when a plurality of display units in the flexible panel are folded, the structure thereof is as shown in FIG. 9. When the flexible panel is fully deployed, as shown in FIG. 10, the stretchable brackets 61 and 62 are stretched and connected to each other. Thereby maintaining the unfolded state of the flexible panel.

Abstract

一种柔性面板、显示装置及穿戴设备,该柔性面板包括延伸方向为第一方向的第一折痕(2)、延伸方向为第二方向并与所述第一折痕(2)交叉设置的第二折痕(3)、以及由所述第一折痕(2)与所述第二折痕(3)划分的多个显示单元(1),所述多个显示单元通过所述第一折痕(1)和所述第二折痕(2)折叠和/或者展开。该柔性面板的显示单元(1)可通过折痕折叠和展开,当用户使用时,可使其中的多个显示单元(1)通过折痕完全展开,从而增大屏幕的使用面积,提高用户体验,当不使用时,可使显示单元(1)通过折痕相互重叠,改变面板的形状,从而便于携带。

Description

柔性面板、显示装置及穿戴设备 技术领域
本发明涉及显示领域,尤其涉及一种柔性面板、显示装置及穿戴设备。
背景技术
近年来,穿戴设备因为其具有易于佩戴、方便用户随时使用的特点,逐渐地在用户中流行起来,现阶段存在着眼镜、帽檐、手表等不同形态的电子设备,智能手表作为较为常见的穿戴式智能设备,通过它用户可以实时查看并记录日常生活中的时间、锻炼、睡眠等实时数据,还可将这些数据与其他电子设备同步,大大提高了人们生活的质量。
然而,为了方便携带,目前的智能手表的屏幕尺寸通常较小,从而造成了用户在查看屏幕信息时体验不高的问题。
发明内容
本发明要解决的技术问题是提供一种具备较大屏幕且便于携带的穿戴设备。
本发明的一个实施例的技术方案提供了一种柔性面板,包括延伸方向为第一方向的第一折痕、延伸方向为第二方向并与所述第一折痕交叉设置的第二折痕、以及由所述第一折痕与所述第二折痕划分的多个显示单元,所述多个显示单元通过所述第一折痕和所述第二折痕折叠和/或者展开。
进一步地,柔性面板可包括多条所述第一折痕,每一条所述第一折痕包括多个由所述第二折痕分割的第一子折痕,同一条第一折痕中的第一子折痕的可折叠方向相同,且相邻两条第一折痕的可折叠方向相反,每一条第二折痕包括由所述多个第一折痕分割的第二子折痕,同一条第二折痕中的相邻两个第二子折痕的可折叠方向相反。
进一步地,柔性面板可包括多条所述第二折痕,且在相邻两条第二折痕中,第一方向上对准的两个第二子折痕的可折叠方向互为相反。
进一步地,每一个第一子折痕以及每一个第二子折痕均为直线状 结构,各第二子折痕均与第二方向平行,各第一子折痕相对第一方向均倾斜设置且倾斜角度相同,且第一方向上的任意相邻两个第一子折痕的倾斜方向相反,第二方向上的任意相邻两个第一子折痕的倾斜方向相同。
进一步地,柔性面板可包括多个间隔设置的栅极电路区域,每一个栅极电路区域对应于第二方向上的一行显示单元。
进一步地,柔性面板还可包括支架结构,所述支架结构用于当所述多个显示单元展开时对所述多个显示单元进行支撑,以维持所述多个显示单元的展开状态。
进一步地,所述柔性面板展开后的形状为矩形,所述支架结构包括设置在所述柔性面板展开后位于对角的两个显示单元处的可伸缩支架,通过将所述两个显示单元的可伸缩支架拉伸后相互连接以维持所述多个显示单元的展开状态。
本发明的另一实施例还提供了一种显示装置,包括上述实施例中的任意实施例所述的柔性面板。
本发明的另外的实施例还提供了一种穿戴设备,包括上述的显示装置以及用于将所述显示装置固定于人体上的穿戴部件。
进一步地,所述穿戴部件为表带。
本发明的实施例提供的柔性面板,其中的显示单元可通过折痕折叠和展开,当用户使用时,可使其中的多个显示单元通过折痕完全展开,从而增大屏幕的使用面积,提高用户体验,当不使用时,可使显示单元通过折痕相互重叠,改变面板的形状,从而便于携带。
附图说明
图1是本发明的一个实施方式提供的柔性面板的示意图;
图2是图1所示的柔性面板折叠时的示意图;
图3是本发明的另一实施方式提供的柔性面板的示意图;
图4是本发明另一实施方式提供的柔性面板的示意图;
图5是图4所示柔性面板中的支撑结构拉伸后的示意图;
图6是本发明的又一实施方式提供的柔性面板的示意图;
图7是本发明的又一实施方式提供的柔性面板展开过程的示意图;
图9是本发明的另一实施方式提供的穿戴设备的示意图;
图10是图9所示的穿戴设备中柔性面板展开后的示意图。
具体实施方式
下面结合附图和实施例,对本发明的具体实施方式作进一步详细描述。以下实施例用于说明本发明,但不用来限制本发明的范围。
本发明实施方式提供了一种柔性面板,该柔性面板包括延伸方向为第一方向的第一折痕、延伸方向为第二方向并与所述第一折痕交叉设置的第二折痕、以及由所述第一折痕与所述第二折痕划分的多个显示单元,所述多个显示单元通过所述第一折痕和所述第二折痕折叠和/或者展开。
参见图1,图1是本发明的一个实施方式提供的柔性面板的示意图,该柔性面板包括延伸方向为第一方向的第一折痕2、延伸方向为第二方向并与第一折痕2交叉设置的第二折痕3,其中,第一方向与第二方向可大致相互垂直,例如,第一方向可以为纵向方向,第二方向为横向方向,通过第一折痕2和第二折痕3将该柔性面板划分为四个显示单元1,该四个显示单元可通过第一折痕2和第二折痕3折叠和/或者展开;
在该实施例中,对于上述的柔性面板,第一折痕2和第二折痕3的数目均为一条,其中,第一折痕2被第二折痕3分割为两个第一子折痕,分别为左上方和右上方的两个显示单元之间的第一子折痕21、左下方和右下方的两个显示单元之间的第一子折痕22,其中,两个第一子折痕的可折叠方向均为可向外侧折叠(从用户至屏幕的方向);同样,第二折痕3也被第一折痕2分割为两个第二子折痕,分别为左上方和左下方的两个显示单元之间的第二子折痕31、右上方和右下方的两个显示单元之间的第二子折痕32,其中,第二子折痕31的可折叠方向为可向外侧折叠,第二子折痕32的可折叠方向为可向内侧折叠(从屏幕至用户的方向);
例如,当上述四个显示单元沿其中的折痕区折叠后,其结构如图2所示,从而使四个显示单元重叠设置,从而使得应用这样的柔性面板的显示装置便于携带。
本发明实施方式提供的柔性面板,其中显示单元可通过折痕(包括第一折痕和第二折痕)折叠和展开,当用户使用时,可使其中的多 个显示单元通过折痕完全展开,从而增大屏幕的使用面积,提高用户体验,当不使用时,可使显示单元通过折痕相互重叠,改变面板的形状,从而便于携带。
本发明实施方式中的柔性面板,每个显示单元可通过以周边的折痕为轴进行转动,从而完成折叠,其中,第一折痕和第二折痕可以如图1所示采用直线状设计,也可以根据具体情况采用其他设计方式;
此外,在上述实施例的柔性面板中,折痕位置处的像素密度可以不同于显示单元中的像素密度,其中的走线方式可以采用双层走线或者曲柄(crank)走线(即弯折走线或Z字形走线)等方式。
在实施例中,为了减少或避免折叠对面板中的栅极电路造成损伤,可将柔性面板的栅极电路设置在折痕之外的区域。例如,可以在柔性面板中设置多个间隔设置的栅极电路区域,每个栅极电路区域均设置有GOA单元,从而实现柔性显示面板中GOA单元的分段设置,如图3所示,可将柔性线路板5设置在柔性面板的左上角,并在第二方向上的每一行显示单元的左侧均设置一个栅极电路区域4以对本行的显示单元进行驱动,从而可以减小或避开折痕区在折叠的过程中的对栅极电路的损害。柔性线路板5与柔性面板电连接,以向柔性面板提供数据和时钟信号。
其中,本发明实施方式提供的柔性面板,其中的折痕可采用弹性材料制成,使其在未被施加外力的情况下,其中的多个显示面板能够自动折叠,而当用户使用时,通过对其施加外力将其改变为展开状态。在另一实施例中,为了在使用过程中使柔性面板能够维持展开状态,该柔性面板还包括支架结构,该支架结构用于当柔性面板中多个显示单元展开时对显示单元进行支撑,以维持其中的显示单元的展开状态。例如,对于图1所示的柔性面板,可在柔性面板展开后位于对角的两个显示单元中设置可伸缩支架,当柔性面板完全展开后,通过将两个显示单元的可伸缩支架拉伸后相互连接从而可以维持柔性面板中多个显示单元的展开状态。
例如,参见图4,柔性面板展开后的形状可以为矩形,在左上角的显示单元设置可伸缩支架61,在右下角的显示单元设置可伸缩支架62,并且每个可伸缩支架均包括纵向部分和横向部分,当使用时,如图5所示,可首先将每个可伸缩支架的纵向部分和横向部分均拉伸,并使 可伸缩支架61的横向部分固定连接可伸缩支架62的纵向部分,将可伸缩支架61的纵向部分固定连接可伸缩之间62的横向部分,从而形成位于柔性面板周边的支架框结构,通过该支架框结构可以维持柔性面板的展开状态。其中,两个可伸缩支架之间的连接方式可以采用设置插槽的方式,例如,可在其中一个可伸缩支架设置插槽,当支架被拉伸后,将另一个支架插入其中从而完成连接。
当柔性面板使用后,首先将上述的可伸缩支架61和可伸缩支架62之间的连接解除,而后将每个可伸缩支架的纵向部分和横向部分收缩减小其长度,显示单元在折痕弹力的作用下能够自动完成折叠。
此外,在本发明的柔性面板的各种实施例中,其中的第一折痕和第二折痕的数目可以如图1所示各为一条,也可以为多条,当第一折痕与第二折痕均为多条时,其划分的显示单元的数目也随之增多;
例如,当柔性面板包括多条第一折痕和多条第二折痕时,则每一条第一折痕包括多个由第二折痕分割的第一子折痕,同一条第一折痕中的第一子折痕的可折叠方向相同,且相邻两条第一折痕的可折叠方向相反,每一条第二折痕包括由多个第一折痕分割的第二子折痕,同一条第二折痕中的相邻两个第二子折痕的可折叠方向相反;
若上述的柔性面板还包括多个所述第二折痕,为了使柔性面板中的多个显示单元在折叠后能够相互重叠,则在相邻两条第二折痕中,第一方向上对准的两个第二子折痕的可折叠方向互为相反。
在另一实施例中,当柔性面板中的显示单元的数目较多时,为了便于面板的展开,该柔性面板可以采用三浦折叠的设计方式。例如,如图6所示,该柔性面板包括6条延伸方向为第一方向的第一折痕2和4条延伸方向为第二方向的第二折痕3,其中,第一方向与第二方向相互垂直,例如,第一方向可以为纵向方向,第二方向为横向方向,通过6条第一折痕2和4条第二折痕3将该柔性面板划分为35个显示单元1,其中,对于每一条第一折痕2,4条第二折痕将其划分为5个第一子折痕21,同一条第一折痕中的第一子折痕21的可折叠方向相同,相邻两条第一折痕的可折叠方向相反,例如,从左至右第1条第一折痕的可折叠方向为可向外侧折叠,第2条第一折痕的可折叠方向为可向内侧折叠,第3条第一折痕的可折叠方向为可向外侧折叠。
此外,每一个第一子折痕均为直线状结构,各第一子折痕相对第 一方向均可倾斜设置且倾斜角度相同,且第一方向上的任意相邻两个第一子折痕的倾斜方向相反,第二方向上的任意相邻两个第一子折痕的倾斜方向相同;
对于每一条第二折痕3,6条第一折痕2将其划分为7个第二子折痕31,同一条第二折痕中的相邻两个第二子折痕的可折叠方向相反,并且在相邻两条第二折痕中,第一方向上对准的两个第二子折痕的可折叠方向互为相反;例如,对于从上至下第一条第二折痕,其中的7个第二子折痕的可折叠方向从左至右依次为:可向外侧折叠、可向内侧折叠、可向外侧折叠、可向内侧折叠、可向外侧折叠、可向内侧折叠、可向外侧折叠;对于第二条第二折痕,其中的7个第二子折痕的可折叠方向从左至右依次为:可向内侧折叠、可向外侧折叠、可向内侧折叠、可向外侧折叠、可向内侧折叠、可向外侧折叠、可向内侧折叠,
此外,每一个第二子折痕均为直线状结构,且各第二子折痕均与第二方向平行;
通过上述方式,不但可以提高面板展开的快捷性,还可以在面板展开或者收缩的过程中有效的减小弯折对屏幕的损害,并且可以将屏幕收缩在尽量小的范围内。
在实施例中,上述的折痕区同样可采用弹性材料制成,通过上述方式,当柔性面板未被施加外力的情况下,上述的多个显示单元可在折痕的弹力作用下可自动折叠,从而改变柔性面板的形状,使其便于携带,当用户使用时,如图7所示,柔性面板在外力的作用下快速展开。
在本发明的实施例中,为了减小弯折所造成的损害,相邻的两个显示单元可分别设置的不同的两个柔性基板上,如图8所示,柔性面板包括显示单元A1~A18以及显示单元B1~B17,其中,显示单元A1~A18可以设置在下层柔性基板上,显示单元B1~B17可以设置在上层柔性基板上。例如,显示单元A1~A18、显示单元B1~B17分别制作在两层不同的PI膜(聚酰亚胺膜)上,而后将两层PI膜贴合后形成该柔性面板,例如,A为下层膜,B为下层膜,则在A膜中对应显示单元A1~A18的位置制作像素,并采用金属材料制作导线将其上的显示单元连接,在B膜中对应显示单元B1~B17的位置制作像素,并采用 透明导电材料(ITO)制作导线将其上的显示单元连接,而后将A膜与B膜无缝拼接,从而可以减小弯折对显示单元中的像素结构的损伤。
若柔性面板中的所有显示单元均设置在一个柔性基板上,可以在折痕的位置上制作少量像素或者不制作像素。
此外,为了减轻或避免折叠对面板中的栅极电路造成损害,可将所述柔性面板的栅极电路设置在折痕之外的区域。例如,可以在柔性面板中设置多个间隔设置的栅极电路区域,每个栅极电路区域均设置有GOA单元,从而实现柔性显示面板中GOA单元的分段设置,例如,若图8中的柔性面板的展开方式为从右下至左上,则可将柔性线路板5绑定在右下端给出数据信号(data)和GOA的时钟信号(clock),并在第二方向上的每一行显示单元的右侧均设置一个栅极电路区域4以对本行的显示单元进行驱动,从而可以减轻或避开折痕区在折叠的过程中的对GOA单元的损害。
本发明实施方式还提供了一种显示装置,包括上述的柔性面板。本发明实施方式提供的显示装置可以是笔记本电脑显示屏、液晶显示器、液晶电视、数码相框、手机、平板电脑等任何具有显示功能的产品或部件。
此外,本发明实施方式还提供了一种穿戴设备,包括上述的显示装置以及用于将该显示装置固定于人体上的穿戴部件。例如,该穿戴设备可以为手表等,参见图9,图9是本发明实施方式提供的一种穿戴设备的示意图,该穿戴设备包括上述的柔性面板以及穿戴部件7(如表带),通过所述穿戴部件7将柔性面板固定于人体上,从而实现柔性面板的可携带性。
例如,可通过在穿戴部件7上设置底盘,以容纳印刷电路板(PCB)和电池,柔性面板通过柔性线路板连接至印刷电路板,展开后位于对角的两个显示单元中设置可伸缩支架61和62,当柔性面板中的多个显示单元折叠时,其结构如图9所示,当柔性面板完全展开后,如图10所示,通过将可伸缩支架61和62拉伸后相互连接从而维持柔性面板的展开状态。
以上实施方式仅用于说明本发明,而并非对本发明的限制,有关技术领域的普通技术人员,在不脱离本发明的精神和范围的情况下,还可以做出各种变化和变型,因此所有等同的技术方案也属于本发明 的范畴,本发明的专利保护范围应由权利要求限定。

Claims (10)

  1. 一种柔性面板,其中包括延伸方向为第一方向的第一折痕、延伸方向为第二方向并与所述第一折痕交叉设置的第二折痕、以及由所述第一折痕与所述第二折痕划分的多个显示单元,所述多个显示单元通过所述第一折痕和所述第二折痕折叠和/或者展开。
  2. 根据权利要求1所述的柔性面板,其中所述柔性面板包括多条所述第一折痕,每一条所述第一折痕包括多个由所述第二折痕分割的第一子折痕,同一条第一折痕中的第一子折痕的可折叠方向相同,且相邻两条第一折痕的可折叠方向相反,每一条第二折痕包括由所述多个第一折痕分割的第二子折痕,同一条第二折痕中的相邻两个第二子折痕的可折叠方向相反。
  3. 根据权利要求2所述的柔性面板,其中所述柔性面板包括多条所述第二折痕,且在相邻两条第二折痕中,第一方向上对准的两个第二子折痕的可折叠方向互为相反。
  4. 根据权利要求3所述的柔性面板,其中每一个第一子折痕以及每一个第二子折痕均为直线状结构,各第二子折痕均与第二方向平行,各第一子折痕相对第一方向均倾斜设置且倾斜角度相同,且第一方向上的任意相邻两个第一子折痕的倾斜方向相反,第二方向上的任意相邻两个第一子折痕的倾斜方向相同。
  5. 根据权利要求1-4任一所述的柔性面板,其中所述柔性面板包括多个间隔设置的栅极电路区域,每一个栅极电路区域对应于第二方向上的一行显示单元。
  6. 根据权利要求1-4任一所述的柔性面板,其中所述柔性面板还包括支架结构,所述支架结构用于当所述多个显示单元展开时对所述多个显示单元进行支撑,以维持所述多个显示单元的展开状态。
  7. 根据权利要求6所述的柔性面板,其中所述柔性面板展开后的形状为矩形,所述支架结构包括设置在所述柔性面板展开后位于对角的两个显示单元处的可伸缩支架,通过将所述两个显示单元的可伸缩支架拉伸后相互连接以维持所述多个显示单元的展开状态。
  8. 一种显示装置,包括如权利要求1-7任一所述的柔性面板。
  9. 一种穿戴设备,其中包括如权利要求8所述的显示装置以及用 于将所述显示装置固定于人体上的穿戴部件。
  10. 根据权利要求9所述的穿戴设备,其中所述穿戴部件为表带。
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